{
 "id": 21,
 "extent": {
  "xmin": -12735113.915246036,
  "ymin": 4439176.9502852438,
  "xmax": -11369057.211651171,
  "ymax": 5484274.8364739232,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857
  }
 }
}